20960764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{476381}}^1$

素因数の和:476396

約数の個数: 12

約数和(自身を含む): 40016088

約数和(自身を除く): 19055324

約数列:

[1, 2, 4, 11, 22, 44, 476381, 952762, 1905524, 5240191, 10480382, 20960764]

約数ペア:

[(1, 20960764), (2, 10480382), (4, 5240191), (11, 1905524), (22, 952762), (44, 476381)]